Home / 1,214,079.35-1,676,100.53-730,762.88

Finding the Fourth Proportional to 1,214,079.35, 1,676,100.53 and 730,762.88

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Solution

The fourth proportional to 1,214,079.35, 1,676,100.53 and 730,762.88 is: 1,008,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,079.35 : 1,676,100.53 = 730,762.88 : x
  2. Step 2: Convert to fraction form
    1,214,079.35/1,676,100.53 = 730,762.88/x
  3. Step 3: Cross multiply
    1,214,079.35x = 1,676,100.53 × 730,762.88
  4. Step 4: Simplify right side
    1,214,079.35x = 1,224,832,043,918.73
  5. Step 5: Solve for x
    x = 1,224,832,043,918.73/1,214,079.35
  6. Step 6: Final answer
    x = 1,008,856.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.